Home / 5,551.02-8,326.91-1,853.10

Finding the Fourth Proportional to 5,551.02, 8,326.91 and 1,853.10

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Solution

The fourth proportional to 5,551.02, 8,326.91 and 1,853.10 is: 2,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.02 : 8,326.91 = 1,853.10 : x
  2. Step 2: Convert to fraction form
    5,551.02/8,326.91 = 1,853.10/x
  3. Step 3: Cross multiply
    5,551.02x = 8,326.91 × 1,853.10
  4. Step 4: Simplify right side
    5,551.02x = 15,430,596.92
  5. Step 5: Solve for x
    x = 15,430,596.92/5,551.02
  6. Step 6: Final answer
    x = 2,779.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.